Air circulator



FIG. 1 is a perspective view of an air circulator showing the new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left-side elevation view thereof;

FIG. 5 is a right-side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view showing the air circulator in a state of use.

The evenly spaced broken lines and unshaded areas depict portions of the air circulator that form no part of the claimed design. 

CLAIM The ornamental design for an air circulator, as shown and described. 